package com.sky.service.impl;

import com.fasterxml.jackson.databind.ser.Serializers;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.sky.constant.StatusConstant;
import com.sky.context.BaseContext;
import com.sky.dto.CategoryDTO;
import com.sky.dto.CategoryPageQueryDTO;
import com.sky.entity.Category;
import com.sky.mapper.CategoryMapper;
import com.sky.result.PageResult;
import com.sky.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.List;

@Slf4j
@Service
public class CategoryServiceImpl implements CategoryService {
    @Autowired
    private CategoryMapper categoryMapper;

    /**
     * 分类分页查询
     * @param categoryPageQueryDTO
     * @return
     */
    @Override
    public PageResult pageQuery(CategoryPageQueryDTO categoryPageQueryDTO) {
//        开始分页
        PageHelper.startPage(categoryPageQueryDTO.getPage(), categoryPageQueryDTO.getPageSize());

        Page<Category> categories = categoryMapper.pageQuery(categoryPageQueryDTO);
        long total = categories.getTotal();
        List<Category> result = categories.getResult();
        PageResult pageResult = new PageResult();
        pageResult.setTotal(total);
        pageResult.setRecords(result);
        return pageResult;
    }

    /**
     * 新增分类
     * @param categoryDTO
     */
    @Override
    public void save( CategoryDTO categoryDTO) {
//        对象拷贝属性
        Category category = new Category();
        BeanUtils.copyProperties(categoryDTO, category);
//        设置分类状态
        category.setStatus(StatusConstant.DISABLE);
////        设置当前记录的创建和修改时间
//        category.setCreateTime(LocalDateTime.now());
//        category.setUpdateTime(LocalDateTime.now());
////        设置操作人id
//        category.setCreateUser(BaseContext.getCurrentId());
//        category.setUpdateUser(BaseContext.getCurrentId());
        categoryMapper.insert(category);
    }

    /**
     * 根据id删除分类
     * @param id
     */
    @Override
    public void delete(String id) {
        categoryMapper.delete(id);
    }

    /**
     * 启用禁用分类
     * @param status
     * @param id
     */
    @Override
    public void startOrStop(Integer status, Long id) {
        Category category = Category.builder()
                .status(status)
                .id(id)
//                .updateTime(LocalDateTime.now())
//                .updateUser(BaseContext.getCurrentId())
                .build();
        categoryMapper.update(category);
    }

    /**
     * 修改分类
     */
    @Override
    public void update(CategoryDTO categoryDTO) {
        Category category = new Category();
        BeanUtils.copyProperties(categoryDTO, category);
//        category.setUpdateUser(BaseContext.getCurrentId());
//        category.setUpdateTime(LocalDateTime.now());
        categoryMapper.update(category);
    }

    /**
     * 根据类型查询分类
     * @param type
     */
    @Override
    public List<Category> list(String type) {
        return categoryMapper.list(type);
    }

}
